The award winning Whispbar S56 base rack employs 2 adjustable flush bars, 1 x 1040 to 1140mm (41 to 45 inches), and 1 x 1100 to 1200mm (43.5 to 47 inches), giving your vehicle a quiet, solid, OEM style roof rack. The S56 from Prorack is preassembled.

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